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METHANOL HPLC Gradient grade

Product Code: 0199D


Specifications

Appearance A clear colorless liquid
Purity (by GC) Min 99.8%
Non-volatile matter Max 0.0005%
Acidity Max 0.0002 meq/g
Alkalinity Max 0.0002 meq/g
Water (H2O) Max 0.05%
UV transmittance (1cm cell, ref: water):
at 210 nm Min 30%
at 220 nm Min 60%
at 230 nm Min 75%
at 240 nm Min 85%
at 250 nm Min 95%
at 260 nm Min 98%
Dilution test (1:1,1:2, water) Solution is clear & colourless for minimum 1 hour
Gradient performance -
at 235 nm Max 5.0 mAU
at 254 nm Max 2.0 mAU

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